DeltavsSpalter Select
Delta and Spalter Select are popular aroma hops. Below you'll find a comparison of alpha and beta acids, aroma profiles and oil composition.
Delta
Alpha acid
5.5–7%
Beta acid
5.5–7%
Total oil
0.5–1.1 mL
United States
Spalter Select
Alpha acid
3–6.5%
Beta acid
2.5–5%
Total oil
0.5–0.9 mL
Germany
Key differences
When to pick Delta
- Higher alpha acid - stronger bittering
- Higher beta acid - smoother, longer-lasting bitterness
When to pick Spalter Select
No clear differences - both varieties have a similar profile. Choose based on availability or country of origin.
Aroma profile and use
Shared aromas
Spicy
Only in Delta
CitrusMelon
Only in Spalter Select
Grassy
Property
| Property | Delta | Spalter Select |
|---|---|---|
| Alpha acid | 5.5–7% | 3–6.5% |
| Beta acid | 5.5–7% | 2.5–5% |
| Co-humulone | 22–24% | 21–27% |
| Total oil | 0.5–1.1 mL | 0.5–0.9 mL |
| Myrcene | 25–40% | 20–40% |
| Humulene | 25–35% | 10–22% |
| Caryophyllene | 9–15% | 4–10% |
| Farnesene | 0–1% | 15–22% |
| Origin | United States | Germany |
| Purpose | Aroma | Aroma |
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